osmium, Os, atomic number
(noun) a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals; the heaviest metal known
Source: WordNet® 3.1
osmium (countable and uncountable, plural osmiums)
A chemical element (symbol Os) with atomic number 76: a hard, brittle, heavy, bluish-white transition metal found as a trace element in alloys, mostly in platinum ores.
(countable) A single atom of this element.
Source: Wiktionary
Os"mi*um, n. Etym: [Gr. Odor.] (Chem.)
Definition: A rare metallic element of the platinum group, found native as an alloy in platinum ore, and in iridosmine. It is a hard, infusible, bluish or grayish white metal, and the heaviest substance known. Its tetroxide is used in histological experiments to stain tissues. Symbol Os. Atomic weight 191.1. Specific gravity 22.477.
Source: Webster’s Unabridged Dictionary 1913 Edition
15 April 2025
(adjective) marked by or promising bad fortune; “their business venture was doomed from the start”; “an ill-fated business venture”; “an ill-starred romance”; “the unlucky prisoner was again put in irons”- W.H.Prescott
International Coffee Day (September 29) is an occasion to promote and celebrate coffee as a beverage, with events occurring in places across the world. A day to promote fair trade coffee and raise awareness for the coffee growers’ plight. Other countries celebrate this event on October 1.
